TEC has been involved in several major projects in Sudan from the stages of feasibility studies, preparation and review of specification and Tender Documents, tender adjudication, contract award, supervision of construction , installation, test and commissioning.

TEC executive staff are  mixture of ex-senior employees of NEC, Public Electricity and Water Corporation (PEWC) and National Urban Water Corporation and other government units in most engineering disciplines.

The Engineerng Circle has developed different departments as the need for the Engineering services on these fields have arisen. As an example the industrial department  in the last five years has been  developing fast with the move of the Sudan  to light industrial investments. The industrial department has been developing  steadfast and active in different sites around the Sudan.